To Evaluate the Effect of AZD1722 on the Pharmacokinetics of Oral Midazolam in Healthy Volunteers

Volunteers will receive a single dose of Midazolam 7.5 mg on Day 1

Volunteers will receive twice daily, oral doses of AZD1722 15 mg on Days 2-14

On Day 15 volunteers will receive AZD1722 15 mg and Midazolam 7.5 mg at the same time in the morning. In the evening on Day 15 AZD1722 15 mg will be administered alone.